title: Evolution of the GOLD documents for the diagnosis, management, and prevention of chronic obstructive pulmonary disease. Controversies and questions.
authors.forename: Roger D
authors.initials: RD
authors.lastname: Yusen
mesh_terms: D001993:Bronchodilator Agents / Q000627:therapeutic use; D005541:Forced Expiratory Volume; D006801:Humans; D038622:Internationality; D017410:Practice Guidelines as Topic; D029424:Pulmonary Disease, Chronic Obstructive / Q000175:diagnosis* / Q000517:prevention & control / Q000628:therapy*; D013147:Spirometry / Q000379:methods
chemical_list: D001993:Bronchodilator Agents